CVE-2026-7459 Simple History – Track, Log, and Audit WordPress Changes <= 5.26.0 - Authenticated (Subscriber+) Account Takeover via Missing Authorization on Event Reaction Endpoint

The Simple History – Track, Log, and Audit WordPress Changes plugin for WordPress is vulnerable to authenticated Subscriber+ account takeover in all versions up to, and including, 5.26.0 via the event reaction endpoints reacttoevent / unreacttoevent. The endpoints register getitemspermissionschec...

EUVD-2026-33455

The Simple History – Track, Log, and Audit WordPress Changes plugin for WordPress is vulnerable to authenticated Subscriber+ account takeover in all versions up to, and including, 5.26.0 via the event reaction endpoints reacttoevent / unreacttoevent. The endpoints register getitemspermissionschec...

PT-2026-45088

Name of the Vulnerable Software and Affected Versions Simple History versions prior to 5.26.1 Description The Simple History plugin for WordPress allows authenticated users with Subscriber-level permissions or higher to take over accounts. The issue exists in the event reaction endpoints...